Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.002261E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T21:59:10+0800
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    1 Object 1

    AOE ID 65696
    NORAD ID 65696
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66748
    NORAD ID 66748
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-34734 UMBRA-11
    Time of Closest Approach 2026-10-17T19:05:45+0000
    Collision Probability (Pc) 1.002261E-6
    Conjunction Distance (km) 2.638 km
    Relative Speed (km/s) 6.564 km/s
    Conjunction Risk Parameters R (Radial): -2.26 | I (In-track): 1.226 | C (Cross-track): 0.589
    Collision Risk Index (CRI) 0.35
    X Position (km) -5994.28 -5995.728
    Position Y (km) -938.823 -938.64
    Position Z (km) 3170.969 3173.167
    Velocity X (km/s) -1.78 -3.636
    Velocity Y (km/s) -5.506 0.554
    Velocity Z (km/s) -4.979 -6.686

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-34734 UMBRA-11
    Semimajor Axis (a) 6848.806 km 6849.911 km
    Eccentricity (e) 0.000079 0.000131
    Inclination (i) 53.1561° 97.4085°
    RAAN 34.2219° 3.8589°
    Perigee Argument 337.9418° 217.8637°
    Mean Anomaly (M) 22.1549° 142.2513°
    Apogee 471.208 km 472.668 km
    Perigee 470.130 km 470.880 km
    Orbit Epoch 2026-10-17T07:30:21+0000 2026-10-16T15:46:27+0000

    STARLINK-34734 & UMBRA-11 Collision Probability (Pc) Trend

    STARLINK-34734 & UMBRA-11 Collision Probability (Pc) TrendNot Available

    STARLINK-34734 & UMBRA-11 Miss Distance (Miss Distance) Trend

    STARLINK-34734 & UMBRA-11 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-34734Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    UMBRA-11Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-34734Collision Probability Trend

    Object 1 Probability TrendNot Available

    UMBRA-11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-34734

    No nearby objects data